90.20 Standard under periodical review Jan 15, 2024
CEN
CEN/TC 187 Refractory products and materials
European Norm
81.080 Refractories
Published
This document specifies a method for the determination of the bulk density, apparent porosity and true porosity of dense shaped refractory products.
NOTE For shaped insulating refractory products, the bulk density and true porosity are determined in accordance with EN 1094-4.
WITHDRAWN
EN 993-1:1995
PUBLISHED
EN 993-1:2018
90.20
Standard under periodical review
Jan 15, 2024